(C) Copper $-T$ is an Intra-Uterine Device $(IUD)$ that is highly effective in preventing pregnancy.It works by releasing copper ions $(Cu^{2+})$ whic

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(C) Copper $-T$ is an Intra-Uterine Device $(IUD)$ that is highly effective in preventing pregnancy.It works by releasing copper ions $(Cu^{2+})$ which suppress sperm motility and the fertilizing capacity of sperms.It does not prevent the passage of sperms from the vagina to the fallopian tubes; rather,it acts within the uterus to prevent fertilization and implantation.Therefore,the Assertion is correct,but the Reason is incorrect.

Class 12 Biology Reproductive Health Method of birth control

Easy

Assertion : Copper $-T$ is an effective contraceptive device in human females.
Reason : Copper $-T$ prevents passage of sperms from vagina upwards into fallopian tubes.

AIIMS 2011 All AIIMS

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A
If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
B
If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
C
If the Assertion is correct but Reason is incorrect.
D
If both the Assertion and Reason are incorrect.

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Reproductive Health

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Method of birth control

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Condoms are made up of a thin rubber/latex sheath which is used to cover:

Medium

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The primary purpose of tubectomy is to prevent .........

Medium

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Match List-$I$ with List-$II$ :
List-$I$ List-$II$
$A$. Progestasert $I$. Barrier made of rubber used by females
$B$. Multiload $375$ $II$. Oral contraceptive
$C$. Diaphragm $III$. Hormone releasing $IUD$
$D$. Saheli $IV$. Copper releasing $IUD$

Choose the correct answer from the options given below :

List-$I$	List-$II$
$A$. Progestasert	$I$. Barrier made of rubber used by females
$B$. Multiload $375$	$II$. Oral contraceptive
$C$. Diaphragm	$III$. Hormone releasing $IUD$
$D$. Saheli	$IV$. Copper releasing $IUD$

MediumNEET 2026

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